<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>测试锚点</title>
  </head>
  <body>
    <div style="height: 80vh; background-color: green"></div>
    <div style="height: 80vh; background-color: red"></div>
    <a href="" name="sanlou"></a>
    <div style="height: 80vh; background-color: yellow"></div>
    <div style="height: 80vh; background-color: violet"></div>
    <div style="height: 80vh; background-color: pink"></div>
    <div style="height: 80vh; background-color: brown"></div>
    <a href="#sanlou">上电梯</a>
  </body>
</html>
